xref: /openbmc/qemu/hw/net/e1000e.c (revision 37677d7d)
1 /*
2 * QEMU INTEL 82574 GbE NIC emulation
3 *
4 * Software developer's manuals:
5 * http://www.intel.com/content/dam/doc/datasheet/82574l-gbe-controller-datasheet.pdf
6 *
7 * Copyright (c) 2015 Ravello Systems LTD (http://ravellosystems.com)
8 * Developed by Daynix Computing LTD (http://www.daynix.com)
9 *
10 * Authors:
11 * Dmitry Fleytman <dmitry@daynix.com>
12 * Leonid Bloch <leonid@daynix.com>
13 * Yan Vugenfirer <yan@daynix.com>
14 *
15 * Based on work done by:
16 * Nir Peleg, Tutis Systems Ltd. for Qumranet Inc.
17 * Copyright (c) 2008 Qumranet
18 * Based on work done by:
19 * Copyright (c) 2007 Dan Aloni
20 * Copyright (c) 2004 Antony T Curtis
21 *
22 * This library is free software; you can redistribute it and/or
23 * modify it under the terms of the GNU Lesser General Public
24 * License as published by the Free Software Foundation; either
25 * version 2 of the License, or (at your option) any later version.
26 *
27 * This library is distributed in the hope that it will be useful,
28 * but WITHOUT ANY WARRANTY; without even the implied warranty of
29 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
30 * Lesser General Public License for more details.
31 *
32 * You should have received a copy of the GNU Lesser General Public
33 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
34 */
35 
36 #include "qemu/osdep.h"
37 #include "qemu/units.h"
38 #include "net/net.h"
39 #include "net/tap.h"
40 #include "qemu/module.h"
41 #include "qemu/range.h"
42 #include "sysemu/sysemu.h"
43 #include "hw/pci/msi.h"
44 #include "hw/pci/msix.h"
45 
46 #include "e1000_regs.h"
47 
48 #include "e1000x_common.h"
49 #include "e1000e_core.h"
50 
51 #include "trace.h"
52 #include "qapi/error.h"
53 
54 #define TYPE_E1000E "e1000e"
55 #define E1000E(obj) OBJECT_CHECK(E1000EState, (obj), TYPE_E1000E)
56 
57 typedef struct E1000EState {
58     PCIDevice parent_obj;
59     NICState *nic;
60     NICConf conf;
61 
62     MemoryRegion mmio;
63     MemoryRegion flash;
64     MemoryRegion io;
65     MemoryRegion msix;
66 
67     uint32_t ioaddr;
68 
69     uint16_t subsys_ven;
70     uint16_t subsys;
71 
72     uint16_t subsys_ven_used;
73     uint16_t subsys_used;
74 
75     bool disable_vnet;
76 
77     E1000ECore core;
78 
79 } E1000EState;
80 
81 #define E1000E_MMIO_IDX     0
82 #define E1000E_FLASH_IDX    1
83 #define E1000E_IO_IDX       2
84 #define E1000E_MSIX_IDX     3
85 
86 #define E1000E_MMIO_SIZE    (128 * KiB)
87 #define E1000E_FLASH_SIZE   (128 * KiB)
88 #define E1000E_IO_SIZE      (32)
89 #define E1000E_MSIX_SIZE    (16 * KiB)
90 
91 #define E1000E_MSIX_TABLE   (0x0000)
92 #define E1000E_MSIX_PBA     (0x2000)
93 
94 static uint64_t
95 e1000e_mmio_read(void *opaque, hwaddr addr, unsigned size)
96 {
97     E1000EState *s = opaque;
98     return e1000e_core_read(&s->core, addr, size);
99 }
100 
101 static void
102 e1000e_mmio_write(void *opaque, hwaddr addr,
103                    uint64_t val, unsigned size)
104 {
105     E1000EState *s = opaque;
106     e1000e_core_write(&s->core, addr, val, size);
107 }
108 
109 static bool
110 e1000e_io_get_reg_index(E1000EState *s, uint32_t *idx)
111 {
112     if (s->ioaddr < 0x1FFFF) {
113         *idx = s->ioaddr;
114         return true;
115     }
116 
117     if (s->ioaddr < 0x7FFFF) {
118         trace_e1000e_wrn_io_addr_undefined(s->ioaddr);
119         return false;
120     }
121 
122     if (s->ioaddr < 0xFFFFF) {
123         trace_e1000e_wrn_io_addr_flash(s->ioaddr);
124         return false;
125     }
126 
127     trace_e1000e_wrn_io_addr_unknown(s->ioaddr);
128     return false;
129 }
130 
131 static uint64_t
132 e1000e_io_read(void *opaque, hwaddr addr, unsigned size)
133 {
134     E1000EState *s = opaque;
135     uint32_t idx = 0;
136     uint64_t val;
137 
138     switch (addr) {
139     case E1000_IOADDR:
140         trace_e1000e_io_read_addr(s->ioaddr);
141         return s->ioaddr;
142     case E1000_IODATA:
143         if (e1000e_io_get_reg_index(s, &idx)) {
144             val = e1000e_core_read(&s->core, idx, sizeof(val));
145             trace_e1000e_io_read_data(idx, val);
146             return val;
147         }
148         return 0;
149     default:
150         trace_e1000e_wrn_io_read_unknown(addr);
151         return 0;
152     }
153 }
154 
155 static void
156 e1000e_io_write(void *opaque, hwaddr addr,
157                 uint64_t val, unsigned size)
158 {
159     E1000EState *s = opaque;
160     uint32_t idx = 0;
161 
162     switch (addr) {
163     case E1000_IOADDR:
164         trace_e1000e_io_write_addr(val);
165         s->ioaddr = (uint32_t) val;
166         return;
167     case E1000_IODATA:
168         if (e1000e_io_get_reg_index(s, &idx)) {
169             trace_e1000e_io_write_data(idx, val);
170             e1000e_core_write(&s->core, idx, val, sizeof(val));
171         }
172         return;
173     default:
174         trace_e1000e_wrn_io_write_unknown(addr);
175         return;
176     }
177 }
178 
179 static const MemoryRegionOps mmio_ops = {
180     .read = e1000e_mmio_read,
181     .write = e1000e_mmio_write,
182     .endianness = DEVICE_LITTLE_ENDIAN,
183     .impl = {
184         .min_access_size = 4,
185         .max_access_size = 4,
186     },
187 };
188 
189 static const MemoryRegionOps io_ops = {
190     .read = e1000e_io_read,
191     .write = e1000e_io_write,
192     .endianness = DEVICE_LITTLE_ENDIAN,
193     .impl = {
194         .min_access_size = 4,
195         .max_access_size = 4,
196     },
197 };
198 
199 static int
200 e1000e_nc_can_receive(NetClientState *nc)
201 {
202     E1000EState *s = qemu_get_nic_opaque(nc);
203     return e1000e_can_receive(&s->core);
204 }
205 
206 static ssize_t
207 e1000e_nc_receive_iov(NetClientState *nc, const struct iovec *iov, int iovcnt)
208 {
209     E1000EState *s = qemu_get_nic_opaque(nc);
210     return e1000e_receive_iov(&s->core, iov, iovcnt);
211 }
212 
213 static ssize_t
214 e1000e_nc_receive(NetClientState *nc, const uint8_t *buf, size_t size)
215 {
216     E1000EState *s = qemu_get_nic_opaque(nc);
217     return e1000e_receive(&s->core, buf, size);
218 }
219 
220 static void
221 e1000e_set_link_status(NetClientState *nc)
222 {
223     E1000EState *s = qemu_get_nic_opaque(nc);
224     e1000e_core_set_link_status(&s->core);
225 }
226 
227 static NetClientInfo net_e1000e_info = {
228     .type = NET_CLIENT_DRIVER_NIC,
229     .size = sizeof(NICState),
230     .can_receive = e1000e_nc_can_receive,
231     .receive = e1000e_nc_receive,
232     .receive_iov = e1000e_nc_receive_iov,
233     .link_status_changed = e1000e_set_link_status,
234 };
235 
236 /*
237 * EEPROM (NVM) contents documented in Table 36, section 6.1
238 * and generally 6.1.2 Software accessed words.
239 */
240 static const uint16_t e1000e_eeprom_template[64] = {
241   /*        Address        |    Compat.    | ImVer |   Compat.     */
242     0x0000, 0x0000, 0x0000, 0x0420, 0xf746, 0x2010, 0xffff, 0xffff,
243   /*      PBA      |ICtrl1 | SSID  | SVID  | DevID |-------|ICtrl2 */
244     0x0000, 0x0000, 0x026b, 0x0000, 0x8086, 0x0000, 0x0000, 0x8058,
245   /*    NVM words 1,2,3    |-------------------------------|PCI-EID*/
246     0x0000, 0x2001, 0x7e7c, 0xffff, 0x1000, 0x00c8, 0x0000, 0x2704,
247   /* PCIe Init. Conf 1,2,3 |PCICtrl|PHY|LD1|-------| RevID | LD0,2 */
248     0x6cc9, 0x3150, 0x070e, 0x460b, 0x2d84, 0x0100, 0xf000, 0x0706,
249   /* FLPAR |FLANADD|LAN-PWR|FlVndr |ICtrl3 |APTSMBA|APTRxEP|APTSMBC*/
250     0x6000, 0x0080, 0x0f04, 0x7fff, 0x4f01, 0xc600, 0x0000, 0x20ff,
251   /* APTIF | APTMC |APTuCP |LSWFWID|MSWFWID|NC-SIMC|NC-SIC | VPDP  */
252     0x0028, 0x0003, 0x0000, 0x0000, 0x0000, 0x0003, 0x0000, 0xffff,
253   /*                            SW Section                         */
254     0x0100, 0xc000, 0x121c, 0xc007, 0xffff, 0xffff, 0xffff, 0xffff,
255   /*                      SW Section                       |CHKSUM */
256     0xffff, 0xffff, 0xffff, 0xffff, 0x0000, 0x0120, 0xffff, 0x0000,
257 };
258 
259 static void e1000e_core_realize(E1000EState *s)
260 {
261     s->core.owner = &s->parent_obj;
262     s->core.owner_nic = s->nic;
263 }
264 
265 static void
266 e1000e_unuse_msix_vectors(E1000EState *s, int num_vectors)
267 {
268     int i;
269     for (i = 0; i < num_vectors; i++) {
270         msix_vector_unuse(PCI_DEVICE(s), i);
271     }
272 }
273 
274 static bool
275 e1000e_use_msix_vectors(E1000EState *s, int num_vectors)
276 {
277     int i;
278     for (i = 0; i < num_vectors; i++) {
279         int res = msix_vector_use(PCI_DEVICE(s), i);
280         if (res < 0) {
281             trace_e1000e_msix_use_vector_fail(i, res);
282             e1000e_unuse_msix_vectors(s, i);
283             return false;
284         }
285     }
286     return true;
287 }
288 
289 static void
290 e1000e_init_msix(E1000EState *s)
291 {
292     PCIDevice *d = PCI_DEVICE(s);
293     int res = msix_init(PCI_DEVICE(s), E1000E_MSIX_VEC_NUM,
294                         &s->msix,
295                         E1000E_MSIX_IDX, E1000E_MSIX_TABLE,
296                         &s->msix,
297                         E1000E_MSIX_IDX, E1000E_MSIX_PBA,
298                         0xA0, NULL);
299 
300     if (res < 0) {
301         trace_e1000e_msix_init_fail(res);
302     } else {
303         if (!e1000e_use_msix_vectors(s, E1000E_MSIX_VEC_NUM)) {
304             msix_uninit(d, &s->msix, &s->msix);
305         }
306     }
307 }
308 
309 static void
310 e1000e_cleanup_msix(E1000EState *s)
311 {
312     if (msix_present(PCI_DEVICE(s))) {
313         e1000e_unuse_msix_vectors(s, E1000E_MSIX_VEC_NUM);
314         msix_uninit(PCI_DEVICE(s), &s->msix, &s->msix);
315     }
316 }
317 
318 static void
319 e1000e_init_net_peer(E1000EState *s, PCIDevice *pci_dev, uint8_t *macaddr)
320 {
321     DeviceState *dev = DEVICE(pci_dev);
322     NetClientState *nc;
323     int i;
324 
325     s->nic = qemu_new_nic(&net_e1000e_info, &s->conf,
326         object_get_typename(OBJECT(s)), dev->id, s);
327 
328     s->core.max_queue_num = s->conf.peers.queues - 1;
329 
330     trace_e1000e_mac_set_permanent(MAC_ARG(macaddr));
331     memcpy(s->core.permanent_mac, macaddr, sizeof(s->core.permanent_mac));
332 
333     qemu_format_nic_info_str(qemu_get_queue(s->nic), macaddr);
334 
335     /* Setup virtio headers */
336     if (s->disable_vnet) {
337         s->core.has_vnet = false;
338         trace_e1000e_cfg_support_virtio(false);
339         return;
340     } else {
341         s->core.has_vnet = true;
342     }
343 
344     for (i = 0; i < s->conf.peers.queues; i++) {
345         nc = qemu_get_subqueue(s->nic, i);
346         if (!nc->peer || !qemu_has_vnet_hdr(nc->peer)) {
347             s->core.has_vnet = false;
348             trace_e1000e_cfg_support_virtio(false);
349             return;
350         }
351     }
352 
353     trace_e1000e_cfg_support_virtio(true);
354 
355     for (i = 0; i < s->conf.peers.queues; i++) {
356         nc = qemu_get_subqueue(s->nic, i);
357         qemu_set_vnet_hdr_len(nc->peer, sizeof(struct virtio_net_hdr));
358         qemu_using_vnet_hdr(nc->peer, true);
359     }
360 }
361 
362 static inline uint64_t
363 e1000e_gen_dsn(uint8_t *mac)
364 {
365     return (uint64_t)(mac[5])        |
366            (uint64_t)(mac[4])  << 8  |
367            (uint64_t)(mac[3])  << 16 |
368            (uint64_t)(0x00FF)  << 24 |
369            (uint64_t)(0x00FF)  << 32 |
370            (uint64_t)(mac[2])  << 40 |
371            (uint64_t)(mac[1])  << 48 |
372            (uint64_t)(mac[0])  << 56;
373 }
374 
375 static int
376 e1000e_add_pm_capability(PCIDevice *pdev, uint8_t offset, uint16_t pmc)
377 {
378     Error *local_err = NULL;
379     int ret = pci_add_capability(pdev, PCI_CAP_ID_PM, offset,
380                                  PCI_PM_SIZEOF, &local_err);
381 
382     if (local_err) {
383         error_report_err(local_err);
384         return ret;
385     }
386 
387     pci_set_word(pdev->config + offset + PCI_PM_PMC,
388                  PCI_PM_CAP_VER_1_1 |
389                  pmc);
390 
391     pci_set_word(pdev->wmask + offset + PCI_PM_CTRL,
392                  PCI_PM_CTRL_STATE_MASK |
393                  PCI_PM_CTRL_PME_ENABLE |
394                  PCI_PM_CTRL_DATA_SEL_MASK);
395 
396     pci_set_word(pdev->w1cmask + offset + PCI_PM_CTRL,
397                  PCI_PM_CTRL_PME_STATUS);
398 
399     return ret;
400 }
401 
402 static void e1000e_write_config(PCIDevice *pci_dev, uint32_t address,
403                                 uint32_t val, int len)
404 {
405     E1000EState *s = E1000E(pci_dev);
406 
407     pci_default_write_config(pci_dev, address, val, len);
408 
409     if (range_covers_byte(address, len, PCI_COMMAND) &&
410         (pci_dev->config[PCI_COMMAND] & PCI_COMMAND_MASTER)) {
411         e1000e_start_recv(&s->core);
412     }
413 }
414 
415 static void e1000e_pci_realize(PCIDevice *pci_dev, Error **errp)
416 {
417     static const uint16_t e1000e_pmrb_offset = 0x0C8;
418     static const uint16_t e1000e_pcie_offset = 0x0E0;
419     static const uint16_t e1000e_aer_offset =  0x100;
420     static const uint16_t e1000e_dsn_offset =  0x140;
421     E1000EState *s = E1000E(pci_dev);
422     uint8_t *macaddr;
423     int ret;
424 
425     trace_e1000e_cb_pci_realize();
426 
427     pci_dev->config_write = e1000e_write_config;
428 
429     pci_dev->config[PCI_CACHE_LINE_SIZE] = 0x10;
430     pci_dev->config[PCI_INTERRUPT_PIN] = 1;
431 
432     pci_set_word(pci_dev->config + PCI_SUBSYSTEM_VENDOR_ID, s->subsys_ven);
433     pci_set_word(pci_dev->config + PCI_SUBSYSTEM_ID, s->subsys);
434 
435     s->subsys_ven_used = s->subsys_ven;
436     s->subsys_used = s->subsys;
437 
438     /* Define IO/MMIO regions */
439     memory_region_init_io(&s->mmio, OBJECT(s), &mmio_ops, s,
440                           "e1000e-mmio", E1000E_MMIO_SIZE);
441     pci_register_bar(pci_dev, E1000E_MMIO_IDX,
442                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio);
443 
444     /*
445      * We provide a dummy implementation for the flash BAR
446      * for drivers that may theoretically probe for its presence.
447      */
448     memory_region_init(&s->flash, OBJECT(s),
449                        "e1000e-flash", E1000E_FLASH_SIZE);
450     pci_register_bar(pci_dev, E1000E_FLASH_IDX,
451                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->flash);
452 
453     memory_region_init_io(&s->io, OBJECT(s), &io_ops, s,
454                           "e1000e-io", E1000E_IO_SIZE);
455     pci_register_bar(pci_dev, E1000E_IO_IDX,
456                      PCI_BASE_ADDRESS_SPACE_IO, &s->io);
457 
458     memory_region_init(&s->msix, OBJECT(s), "e1000e-msix",
459                        E1000E_MSIX_SIZE);
460     pci_register_bar(pci_dev, E1000E_MSIX_IDX,
461                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->msix);
462 
463     /* Create networking backend */
464     qemu_macaddr_default_if_unset(&s->conf.macaddr);
465     macaddr = s->conf.macaddr.a;
466 
467     e1000e_init_msix(s);
468 
469     if (pcie_endpoint_cap_v1_init(pci_dev, e1000e_pcie_offset) < 0) {
470         hw_error("Failed to initialize PCIe capability");
471     }
472 
473     ret = msi_init(PCI_DEVICE(s), 0xD0, 1, true, false, NULL);
474     if (ret) {
475         trace_e1000e_msi_init_fail(ret);
476     }
477 
478     if (e1000e_add_pm_capability(pci_dev, e1000e_pmrb_offset,
479                                   PCI_PM_CAP_DSI) < 0) {
480         hw_error("Failed to initialize PM capability");
481     }
482 
483     if (pcie_aer_init(pci_dev, PCI_ERR_VER, e1000e_aer_offset,
484                       PCI_ERR_SIZEOF, NULL) < 0) {
485         hw_error("Failed to initialize AER capability");
486     }
487 
488     pcie_dev_ser_num_init(pci_dev, e1000e_dsn_offset,
489                           e1000e_gen_dsn(macaddr));
490 
491     e1000e_init_net_peer(s, pci_dev, macaddr);
492 
493     /* Initialize core */
494     e1000e_core_realize(s);
495 
496     e1000e_core_pci_realize(&s->core,
497                             e1000e_eeprom_template,
498                             sizeof(e1000e_eeprom_template),
499                             macaddr);
500 }
501 
502 static void e1000e_pci_uninit(PCIDevice *pci_dev)
503 {
504     E1000EState *s = E1000E(pci_dev);
505 
506     trace_e1000e_cb_pci_uninit();
507 
508     e1000e_core_pci_uninit(&s->core);
509 
510     pcie_aer_exit(pci_dev);
511     pcie_cap_exit(pci_dev);
512 
513     qemu_del_nic(s->nic);
514 
515     e1000e_cleanup_msix(s);
516     msi_uninit(pci_dev);
517 }
518 
519 static void e1000e_qdev_reset(DeviceState *dev)
520 {
521     E1000EState *s = E1000E(dev);
522 
523     trace_e1000e_cb_qdev_reset();
524 
525     e1000e_core_reset(&s->core);
526 }
527 
528 static int e1000e_pre_save(void *opaque)
529 {
530     E1000EState *s = opaque;
531 
532     trace_e1000e_cb_pre_save();
533 
534     e1000e_core_pre_save(&s->core);
535 
536     return 0;
537 }
538 
539 static int e1000e_post_load(void *opaque, int version_id)
540 {
541     E1000EState *s = opaque;
542 
543     trace_e1000e_cb_post_load();
544 
545     if ((s->subsys != s->subsys_used) ||
546         (s->subsys_ven != s->subsys_ven_used)) {
547         fprintf(stderr,
548             "ERROR: Cannot migrate while device properties "
549             "(subsys/subsys_ven) differ");
550         return -1;
551     }
552 
553     return e1000e_core_post_load(&s->core);
554 }
555 
556 static const VMStateDescription e1000e_vmstate_tx = {
557     .name = "e1000e-tx",
558     .version_id = 1,
559     .minimum_version_id = 1,
560     .fields = (VMStateField[]) {
561         VMSTATE_UINT8(sum_needed, struct e1000e_tx),
562         VMSTATE_UINT8(props.ipcss, struct e1000e_tx),
563         VMSTATE_UINT8(props.ipcso, struct e1000e_tx),
564         VMSTATE_UINT16(props.ipcse, struct e1000e_tx),
565         VMSTATE_UINT8(props.tucss, struct e1000e_tx),
566         VMSTATE_UINT8(props.tucso, struct e1000e_tx),
567         VMSTATE_UINT16(props.tucse, struct e1000e_tx),
568         VMSTATE_UINT8(props.hdr_len, struct e1000e_tx),
569         VMSTATE_UINT16(props.mss, struct e1000e_tx),
570         VMSTATE_UINT32(props.paylen, struct e1000e_tx),
571         VMSTATE_INT8(props.ip, struct e1000e_tx),
572         VMSTATE_INT8(props.tcp, struct e1000e_tx),
573         VMSTATE_BOOL(props.tse, struct e1000e_tx),
574         VMSTATE_BOOL(cptse, struct e1000e_tx),
575         VMSTATE_BOOL(skip_cp, struct e1000e_tx),
576         VMSTATE_END_OF_LIST()
577     }
578 };
579 
580 static const VMStateDescription e1000e_vmstate_intr_timer = {
581     .name = "e1000e-intr-timer",
582     .version_id = 1,
583     .minimum_version_id = 1,
584     .fields = (VMStateField[]) {
585         VMSTATE_TIMER_PTR(timer, E1000IntrDelayTimer),
586         VMSTATE_BOOL(running, E1000IntrDelayTimer),
587         VMSTATE_END_OF_LIST()
588     }
589 };
590 
591 #define VMSTATE_E1000E_INTR_DELAY_TIMER(_f, _s)                     \
592     VMSTATE_STRUCT(_f, _s, 0,                                       \
593                    e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
594 
595 #define VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(_f, _s, _num)         \
596     VMSTATE_STRUCT_ARRAY(_f, _s, _num, 0,                           \
597                          e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
598 
599 static const VMStateDescription e1000e_vmstate = {
600     .name = "e1000e",
601     .version_id = 1,
602     .minimum_version_id = 1,
603     .pre_save = e1000e_pre_save,
604     .post_load = e1000e_post_load,
605     .fields = (VMStateField[]) {
606         VMSTATE_PCI_DEVICE(parent_obj, E1000EState),
607         VMSTATE_MSIX(parent_obj, E1000EState),
608 
609         VMSTATE_UINT32(ioaddr, E1000EState),
610         VMSTATE_UINT32(core.rxbuf_min_shift, E1000EState),
611         VMSTATE_UINT8(core.rx_desc_len, E1000EState),
612         VMSTATE_UINT32_ARRAY(core.rxbuf_sizes, E1000EState,
613                              E1000_PSRCTL_BUFFS_PER_DESC),
614         VMSTATE_UINT32(core.rx_desc_buf_size, E1000EState),
615         VMSTATE_UINT16_ARRAY(core.eeprom, E1000EState, E1000E_EEPROM_SIZE),
616         VMSTATE_UINT16_2DARRAY(core.phy, E1000EState,
617                                E1000E_PHY_PAGES, E1000E_PHY_PAGE_SIZE),
618         VMSTATE_UINT32_ARRAY(core.mac, E1000EState, E1000E_MAC_SIZE),
619         VMSTATE_UINT8_ARRAY(core.permanent_mac, E1000EState, ETH_ALEN),
620 
621         VMSTATE_UINT32(core.delayed_causes, E1000EState),
622 
623         VMSTATE_UINT16(subsys, E1000EState),
624         VMSTATE_UINT16(subsys_ven, E1000EState),
625 
626         VMSTATE_E1000E_INTR_DELAY_TIMER(core.rdtr, E1000EState),
627         VMSTATE_E1000E_INTR_DELAY_TIMER(core.radv, E1000EState),
628         VMSTATE_E1000E_INTR_DELAY_TIMER(core.raid, E1000EState),
629         VMSTATE_E1000E_INTR_DELAY_TIMER(core.tadv, E1000EState),
630         VMSTATE_E1000E_INTR_DELAY_TIMER(core.tidv, E1000EState),
631 
632         VMSTATE_E1000E_INTR_DELAY_TIMER(core.itr, E1000EState),
633         VMSTATE_BOOL(core.itr_intr_pending, E1000EState),
634 
635         VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(core.eitr, E1000EState,
636                                               E1000E_MSIX_VEC_NUM),
637         VMSTATE_BOOL_ARRAY(core.eitr_intr_pending, E1000EState,
638                            E1000E_MSIX_VEC_NUM),
639 
640         VMSTATE_UINT32(core.itr_guest_value, E1000EState),
641         VMSTATE_UINT32_ARRAY(core.eitr_guest_value, E1000EState,
642                              E1000E_MSIX_VEC_NUM),
643 
644         VMSTATE_UINT16(core.vet, E1000EState),
645 
646         VMSTATE_STRUCT_ARRAY(core.tx, E1000EState, E1000E_NUM_QUEUES, 0,
647                              e1000e_vmstate_tx, struct e1000e_tx),
648         VMSTATE_END_OF_LIST()
649     }
650 };
651 
652 static PropertyInfo e1000e_prop_disable_vnet,
653                     e1000e_prop_subsys_ven,
654                     e1000e_prop_subsys;
655 
656 static Property e1000e_properties[] = {
657     DEFINE_NIC_PROPERTIES(E1000EState, conf),
658     DEFINE_PROP_SIGNED("disable_vnet_hdr", E1000EState, disable_vnet, false,
659                         e1000e_prop_disable_vnet, bool),
660     DEFINE_PROP_SIGNED("subsys_ven", E1000EState, subsys_ven,
661                         PCI_VENDOR_ID_INTEL,
662                         e1000e_prop_subsys_ven, uint16_t),
663     DEFINE_PROP_SIGNED("subsys", E1000EState, subsys, 0,
664                         e1000e_prop_subsys, uint16_t),
665     DEFINE_PROP_END_OF_LIST(),
666 };
667 
668 static void e1000e_class_init(ObjectClass *class, void *data)
669 {
670     DeviceClass *dc = DEVICE_CLASS(class);
671     PCIDeviceClass *c = PCI_DEVICE_CLASS(class);
672 
673     c->realize = e1000e_pci_realize;
674     c->exit = e1000e_pci_uninit;
675     c->vendor_id = PCI_VENDOR_ID_INTEL;
676     c->device_id = E1000_DEV_ID_82574L;
677     c->revision = 0;
678     c->romfile = "efi-e1000e.rom";
679     c->class_id = PCI_CLASS_NETWORK_ETHERNET;
680 
681     dc->desc = "Intel 82574L GbE Controller";
682     dc->reset = e1000e_qdev_reset;
683     dc->vmsd = &e1000e_vmstate;
684     dc->props = e1000e_properties;
685 
686     e1000e_prop_disable_vnet = qdev_prop_uint8;
687     e1000e_prop_disable_vnet.description = "Do not use virtio headers, "
688                                            "perform SW offloads emulation "
689                                            "instead";
690 
691     e1000e_prop_subsys_ven = qdev_prop_uint16;
692     e1000e_prop_subsys_ven.description = "PCI device Subsystem Vendor ID";
693 
694     e1000e_prop_subsys = qdev_prop_uint16;
695     e1000e_prop_subsys.description = "PCI device Subsystem ID";
696 
697     set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
698 }
699 
700 static void e1000e_instance_init(Object *obj)
701 {
702     E1000EState *s = E1000E(obj);
703     device_add_bootindex_property(obj, &s->conf.bootindex,
704                                   "bootindex", "/ethernet-phy@0",
705                                   DEVICE(obj), NULL);
706 }
707 
708 static const TypeInfo e1000e_info = {
709     .name = TYPE_E1000E,
710     .parent = TYPE_PCI_DEVICE,
711     .instance_size = sizeof(E1000EState),
712     .class_init = e1000e_class_init,
713     .instance_init = e1000e_instance_init,
714     .interfaces = (InterfaceInfo[]) {
715         { INTERFACE_PCIE_DEVICE },
716         { }
717     },
718 };
719 
720 static void e1000e_register_types(void)
721 {
722     type_register_static(&e1000e_info);
723 }
724 
725 type_init(e1000e_register_types)
726